From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [216.205.24.124]) by sourceware.org (Postfix) with ESMTP id 6E3CB3851C01 for ; Thu, 26 Nov 2020 11:32:09 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org 6E3CB3851C01 Received: from mail-il1-f197.google.com (mail-il1-f197.google.com [209.85.166.197]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-7-_j6H-onkOSqr9i_pHAbcuA-1; Thu, 26 Nov 2020 06:32:06 -0500 X-MC-Unique: _j6H-onkOSqr9i_pHAbcuA-1 Received: by mail-il1-f197.google.com with SMTP id z8so1108038ilq.21 for ; Thu, 26 Nov 2020 03:32:06 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=m8IM/+5RutuGoTgAjjg9cRhzDscCOkAULU+CJQvR7rQ=; b=B+PuJadZZnzoY3PJOR/zHAPHEJ6sgzxDmdthB5KnnUMZjYsBcEHzABOTIJnYbGkyJX Bx7n2RngzGgi6/jgPKRN+nCWUzFWpb8eo6kMAaezktDqWh2n9qj52HBEFCgBdUj1kVxu pR3qgmYRB0zbr6XSoWi1gzO+63NYZVI+b8jXtDMdLdwzP4T+dCxd9OZEu9NioiwovRh+ lInBhowQaJh88BLV3BCwHc0Ep+2sbPtLbTXjStI1nEdgStxlA/AqchLbOCe8kvcBN1VL np1dXqwG47i5rL/WniBwHHO7MoiBJacs7wksYESLzLUM4WX7YQYC3pKqlwEexNU7URib kimQ== X-Gm-Message-State: AOAM5313yg4W4NVtKHMqWnkeL2+aely5wHcqueutLiD/r2sI1/Kt2Hkr W4y66YE3SW1ZlT54hGv0as58wPZYBTOuuCRBQQbC7DPr8qR/4iu09TJtobDsuMv6/ghR2mnjLB/ kENEbSs+I7U3SOlbV9pPDHC31QZcVniZrUfEg X-Received: by 2002:a92:6b08:: with SMTP id g8mr2127686ilc.32.1606390326176; Thu, 26 Nov 2020 03:32:06 -0800 (PST) X-Google-Smtp-Source: ABdhPJzUahSn1+sTrs9MVknCiM+zeZOdfKc5L4xSwMcm/EzCfnCHsejwmn0P54Oshoj1us88jdwE3msMEuQ32L+sEUY= X-Received: by 2002:a92:6b08:: with SMTP id g8mr2127671ilc.32.1606390326016; Thu, 26 Nov 2020 03:32:06 -0800 (PST) MIME-Version: 1.0 References: <20200428122019.26826-1-ahajkova@redhat.com> <20201106210314.399276-1-ahajkova@redhat.com> <1874738a1a5f9bddd81783e198def7c5ea11c085.camel@opteya.com> In-Reply-To: <1874738a1a5f9bddd81783e198def7c5ea11c085.camel@opteya.com> From: Alexandra Petlanova Hajkova Date: Thu, 26 Nov 2020 12:31:55 +0100 Message-ID: Subject: Re: [PATCH] Linux: Add execveat system call wrapper To: Yann Droneaud Cc: =?UTF-8?Q?Alexandra_H=C3=A1jkov=C3=A1?= , libc-alpha@sourceware.org X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com X-Spam-Status: No, score=-3.1 required=5.0 tests=BAYES_00, DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, HTML_MESSAGE, RCVD_IN_DNSWL_NONE, RCVD_IN_MSPIKE_H3, RCVD_IN_MSPIKE_WL, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org Content-Type: text/plain; charset="UTF-8" X-Content-Filtered-By: Mailman/MimeDel 2.1.29 X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 26 Nov 2020 11:32:10 -0000 > + char *argv[] = { (char *) "sh", (char *) "-c", (char *) "exit 3", NULL > }; > > May be there's no need to run a shell for the test. What about /bin/true > or /bin/false ? > > > Hello, using sh was suggested by Florian Weimer because it produces exit status 3 which is far less common then 0 or 1 exit statuses produced by true/false. Looking at the exit status 3 we can be relatively certain that the right test script ran. Regards, Alexandra